IEC 60076-22-6:2021
Power transformers - Part 22-6: Power transformer and reactor fittings - Electric fans for transformers
Transformateurs de puissance - Partie 22-6: Accessoires pour transformateurs de puissance et bobines d'inductance - Ventilateurs électriques pour transformateurs
| Standard number: | IEC 60076-22-6:2021 |
| Released: | 2021-01-18 |
| Language: | English/French - Bilingual |
IEC 60076-22-6:2021
IEC 60076-22-6:2021 covers the electric fans used in the cooling circuits of power transformers and reactors. It applies to electric fans mounted on liquid immersed power transformers according to IEC 60076-1 and reactors according to IEC 60076-6 with and without conservator for indoor or outdoor installation. It outlines the service conditions and the mechanical and electrical requirements that are common to all the equipment. The electric fans concerned by this document are of the axially operating type and are for use on liquid to air coolers and for blowing out radiators. This document also outlines the operation requirements specific to each equipment as well as the preferred dimensions relevant for interchangeability and uniform fan assembly and the type and routine tests to be performed.